TW201713836A - Safe handle assembly of the door-lock - Google Patents

Abstract

The invention provides a safe handle assembly of the door-lock that is able to reduce number of parts, simplify manufacturing process and further improve manufacturing efficiency. The invention comprises main body of the handle; intermediate member located among the main body, forming at least a card edge at the upper end and mounting axial rods at the bottom end; press button that selectively meshing with the card edge of the intermediate member, forming slots at the bottom and through gaps on the side, the inner section remaining elastic via spring and exposing certain height from the main body of the handle, after being pressed, the press button will mesh with the card edge of the intermediate member; fixing bolt that mounting through the gap and bonding with the screw of the inner main boy of the handle to secure the press button moved up and down.

Description

Safety handle structure of door lock

The invention relates to a safety handle structure of a door lock, in particular to a door lock safety handle structure mounted on a door lock.

Usually, a door lock is installed on the door to restrict unauthorized access. For example, a door lock is installed on the entrance door of a house, apartment, or office to prevent intrusion from outsiders who are not allowed to enter or leave.

This prior art door lock provides a safety handle structure that prevents an intruder from using a wire to forcibly open the door lock from the outside and has a tool that is easily mounted on the door lock to prevent forcible opening.

Referring to FIG. 1a, the conventional safety handle structure includes a handle body (1), a pressing member (2), and a shaft (3).

Specifically, referring to FIG. 1b, the clutch (7) of the pressing member (2) at the front end of the handle body (1) is caught on the connecting rib (8) of the intermediate member (4), so that the handle body (1) and the middle The member (4) and the connected shaft (3) constitute a connected state. That is, after pressing the intermediate member (2) on the handle body (1), the clutch (7) of the pressing member (2) and the extended connecting rib (8) of the intermediate member (4) are engaged with each other, and the handle body (1) The rotation is transmitted to the shaft (3) connected to the intermediate member (4) to open the door lock.

That is to say, the door lock can be opened only when the user presses the pressing member (2) to prevent the wire from being inserted from the outside to the inside, and the inner handle is rotated to open the door lock.

However, the conventional safety handle structure uses a fixing pin (5) to fix the intermediate member (4) of the handle body (1), and provides a fixing pin (6) of the handle body (1) to keep the pressing member (2) pressed. The state (i.e., the state in which the clutch is connected to the intermediate member), therefore, it is necessary to form a plurality of holes (mounting bolts and mounting holes for fixing pins) on the handle body (1), so that a problem of complicated manufacturing process arises.

In addition, the provision of a plurality of fixing bolts (6) and fixing pins (5) also increases the number of parts and increases the manufacturing cost.

"Prior Art Literature" Korean Utility Model Registration No. 0447937 (2010.03.03)

In order to solve the above problems, the present invention provides a safety handle structure for a door lock, which reduces the number of parts, reduces the manufacturing cost, simplifies the manufacturing process, and improves the manufacturing efficiency.

In order to achieve the above object, according to an embodiment of the present invention, a door lock safety handle structure includes: a handle body; is disposed in the handle body, the upper end forms at least one card edge, and the lower end is mounted with an intermediate member of the shaft; In order to selectively engage the card edge of the intermediate member, a card slot is formed at the lower end, a side slit is formed at the side, and the inside is held elastic by the spring, and a certain height is exposed on the handle body, and is pressed by the pressure, and the above a pressing button that engages a card edge of the intermediate member; and a fixing bolt that is attached to the slit opening and engages with the screw of the handle body to fix the pressing button that moves up and down.

Preferably, the fixing bolt is located at a front end of the intermediate member to prevent the intermediate member from being detached outward.

The slit of the above pressing button is formed to have a certain length in the vertical direction.

The upper end of the intermediate member is formed with a plurality of ribs extending to a certain height, and the bolt is disposed between the ribs to prevent free rotation of the intermediate member in the handle body.

The stopper groove is formed to be deeper than the guide groove constituting a part of the slit opening, and a part of the fixing bolt head is placed in the stopper groove to be in a fixed state when the pressing button is pressed.

In addition, according to the present invention, the provided door lock safety handle structure comprises: a handle body; an intermediate member disposed in the handle body and having a shaft mounted at a lower end; selectively engaging an upper end of the intermediate member, and forming a side surface thereof a slit opening, the inside of which is held elastic by a spring, a part of which is exposed on the handle body, pressed by a pressing force, and a pressing button that is engaged with the upper end of the intermediate member; and the inside of the handle body that is installed through the slit opening The screw is engaged to fix the fixing bolt of the above-mentioned push button to move up and down.

The effect of the invention is that the function of preventing the intermediate member from coming off the inside of the handle body and the function of fixing the pressing state of the pressing button are realized by a fixing bolt, thereby reducing the manufacturing cost, reducing the unnecessary manufacturing process, and improving the utility model. Manufacturing efficiency increases productivity.

For a more complete and clear disclosure of the technical content, the purpose of the invention and the effects thereof achieved by the present invention, it is explained in detail below, and please refer to the drawings and drawings:

Referring to Fig. 2, the door lock safety handle structure of the present invention provides a push button (20) for moving up and down inside the handle body (10), and a fixing bolt (30) is provided for the push button. (20) is in a certain fixed state.

Specifically, the push button (20) is coupled to the intermediate member (40) mounted inside the handle body (10). Here, the clutch connection is achieved by selectively pressing the intermediate member (40) by pressing the push button (20).

Referring to Fig. 3, the push button (20) is composed of a clutch portion (20b) having a card groove (22) formed on the inner peripheral surface thereof and a pressing portion (20a) which can be pressed by the user. Further, a slit opening (21) is formed in the side surface of the clutch portion (20b). At this time, in a state in which the slit (21) penetrates the fixing bolt (30), the push button (20) is moved up and down to form a long hole shape which is long and long. At the same time, a shaft (51, Fig. 6) is mounted below the intermediate member (40), and a plurality of card ribs (41) are formed above. The card edge (41) is selectively engageable with the card slot (22) for clutch engagement. At this time, the card edge (41) and the card slot (22) are also interchangeably formed. That is, a card slot (22) is formed at the front end of the intermediate member (40), and a card edge (41) (not shown) is formed below the push button (20).

4 and 5, the push button (20) supports its elasticity inside the handle body (10) by means of a spring. Therefore, in a state where the user does not hold down the push button (20) (the state of FIG. 5), the push button (20) exhibits a protruding state outside the handle body (10) by the spring (S1).

On the contrary, when the user presses the fixing bolt (30) into the mounting groove (15) of the handle body (10) while holding the pressing button (20), the pressing button (20) is not exposed and can pass. The pressing state of the handle body (10) is fixed. At this time, the state in which the push button (20) holds the handle body (10) means that the card edge (41) of the intermediate member (40) and the card slot (22) of the push button (20) are in mesh with each other (clutch connection state). ).

As described above, the present invention can maintain the pressing state of the pressing button (20) through the fixing bolt (30) (the clutch connection state), and can also prevent the intermediate member (40) from coming off the handle body through the fixing bolt (30). 10) Internal. That is, by attaching a fixing bolt (30) penetrating through the slit (21), a fixing function for holding the pressing state of the pressing button (20) and a function of preventing the intermediate member (40) from coming off the handle body (10) can be realized.

According to this configuration, it is not necessary to fix the complicated appliance structure of the handle body (10), and the fixing state of the pressing button (20) can be maintained through a fixing bolt (30), and the components inside the handle can be fixed.

Referring to Fig. 6, it can be seen that if the push button on the handle body (10) of the present invention is removed, a button mounting groove (H) is formed inside the handle body (10). In addition, the uppermost limit edge (45) of the intermediate member (40) will protrude upward by a certain height, and a fixing bolt (30) is disposed therebetween. Thereby, the free rotation of the intermediate member (40) inside the handle body (10) can be prevented. Further, a fixing member (52) is attached below the intermediate member (40), and is engaged with the shaft (51) by a plurality of locking bolts (53) to reach a fixed state.

As described above, by engaging the fixing bolt (30) into the mounting groove (15) of the handle body (10), the intermediate member (40) inserted into the inside of the handle body (10) can be prevented from being detached outward.

Further, another embodiment of the present invention will be described in detail with reference to Figs. 7 to 13 .

In the present embodiment, the difference from the foregoing embodiment is that the slit opening (21) is formed by a longer guide groove (21b) formed in the vertical direction and a longer groove (21a) than the guide groove (21b). Composition.

Specifically, a groove (12; see Fig. 7) is formed on the inlet side of the handle body (10) inserted into the fixing bolt (30) to prevent the fixing bolt (30) from being detached outward.

Further, as shown in FIG. 10, in a state where the fixing bolt (30) is not fixed with the pressing button (20), the pressing button (20) moves up and down along the guide groove (21b).

On the contrary, as shown in Fig. 11, when the fixing bolt (30) is rotated while the pressing button (20) is pressed, the front end face of the head (30a) of the fixing bolt (30) is placed in the groove of the slit (21). In (21a), it acts as a fixing to prevent the upward projection of the push button (20) (refer to Fig. 9).

As described above, the present invention realizes the function of preventing the intermediate member (40) from coming off the inside of the handle body (10) through a fixing bolt (30), and the function of fixing the pressing state of the pressing button (20), thereby reducing the total number of parts. The manufacturing cost is reduced, for example, the necessary manufacturing process for completing a plurality of perforations or the like on the handle body (10) is reduced, the manufacturing efficiency is effectively improved, and the productivity is increased.

The above is only a part of the embodiments of the present invention, and is not intended to limit the present invention. It is intended to be included in the scope of the present invention.

In summary, the embodiments of the present invention can achieve the expected use efficiency, and the specific technical means disclosed therein have not been seen in similar products, nor have they been disclosed before the application, and have completely complied with the patent law. The regulations and requirements, the application for invention patents in accordance with the law, and the application for review, and the grant of patents, are truly sensible.

(10)‧‧‧Handle body

(15)‧‧‧Installation slots

(20)‧‧‧Press button

(20a) ‧‧‧ Pressing Department

(20b) ‧‧‧Clutch Department

(21) ‧‧‧ slit

(21a) ‧‧‧ slots

(21b)‧‧‧Guide

(22)‧‧‧ card slot

(30)‧‧‧ fixing bolts

(30a) ‧ ‧ head

(40) ‧‧‧Intermediate components

(41)‧‧‧Callin

(51)‧‧‧ shaft

(52) ‧‧‧Fixed components

(53)‧‧‧Lock bolts

Figure 1a is a perspective view showing the structure of a safety handle of an existing door lock.

Figure 1b is a side cross-sectional view showing the structure of the safety handle of the prior art door lock.

Figure 1c is a partial enlarged view showing the structure of the safety handle of the existing door lock.

Fig. 2 is a perspective view showing the internal structure of a safety handle structure of a door lock in an embodiment of the present invention.

Fig. 3 is a perspective view showing a state in which a push button and an intermediate member of a safety handle structure of a door lock are fixed by fixing bolts in an embodiment of the present invention.

Fig. 4 is a cross-sectional view showing a state in which a safety handle structure of a door lock is fixed by a pressing state of a push button in an embodiment of the present invention.

Fig. 5 is a cross-sectional view showing a state in which a fixing bolt of a safety handle structure of a door lock is unlocked according to an embodiment of the present invention.

Figure 6 is a perspective view showing a state in which a push button of a safety handle structure of a door lock is removed in an embodiment of the present invention.

Figure 7 is a structural view showing the structure of a safety handle of a door lock in another embodiment of the present invention.

Figure 8 is a perspective view showing a connection state of a push button and an intermediate member of a safety handle structure of a door lock in another embodiment of the present invention.

Figure 9 is a cross-sectional view showing a state in which a fixing bolt fixing push button of a safety handle structure of a door lock according to another embodiment of the present invention is shown.

Figure 10 is a view showing a state in which the push button of the safety handle structure of the door lock is in a non-fixed state in another embodiment of the present invention.

Figure 11 is a view showing a state in which a push button of a safety handle structure of a door lock is in a fixed state in another embodiment of the present invention.

Figure 12 is a perspective exploded view showing the structure of the safety handle of the door lock in another embodiment of the present invention, and

Figure 13 is a perspective view showing the bottom of a push button of a safety handle structure of a door lock in another embodiment of the present invention.

(10)‧‧‧Handle body

(15)‧‧‧Installation slots

(20)‧‧‧Press button

(21) ‧‧‧ slit

(30)‧‧‧ fixing bolts

(40) ‧‧‧Intermediate components

(41)‧‧‧Callin

Claims (6)

A safety handle structure for a door lock, comprising: a handle body; disposed in the handle body, the upper end forming at least one card edge, the lower end is mounted with an intermediate member of the shaft; and the card edge of the intermediate member is selected Sexually engaging, forming a card slot at the lower end, forming a through slot at the side, the inside is held elastic by the spring, a certain height is exposed on the handle body, and after being pressed by the pressing, the card edge of the intermediate member is engaged And a fixing bolt installed through the slot and engaged with a screw inside the handle body to fix the pressing button to move up and down. A safety handle structure for a door lock according to claim 1, wherein the fixing bolt is located at a front end of the intermediate member to prevent the intermediate member from being detached outward. The safety handle structure of the door lock according to the first or second aspect of the invention, characterized in that in the state in which the slot of the push button penetrates the fixing bolt, the pressing button is formed to move up and down. Long hole shape in the upper and lower directions. The safety handle structure of the door lock according to claim 3, characterized in that a stop groove is formed which is deeper than a guide groove forming a part of the slot opening, and when the push button is in a pressed state, A portion of the head of the fixing bolt is placed in the retaining groove to form a fixed state. The safety handle structure of the door lock according to claim 1, wherein the upper end of the intermediate member is formed with a plurality of ribs extending to a certain height, and the fixing bolt is disposed at the edge To prevent free rotation of the intermediate member within the handle body. A safety handle structure for a door lock, comprising: a handle body; an intermediate member disposed in the handle body and having a shaft mounted at a lower end; selectively engaging with an upper end of the intermediate member to form a through surface at the side a slot opening, the inside is held elastic by a spring, a part of the handle body is exposed, a pressing button that is pressed by the pressing force, and a pressing button that engages with the upper end of the intermediate member; and the through-slot opening is installed The screw inside the handle body is engaged to fix the fixing bolt of the pressing button to move up and down.